/**
 * Copyright (c) 2007-2008 Nearchos Paspallis
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

/**
 * AspectSense
 *
 * Middleware for annotation-based, context-aware and adaptive services for
 * mobile and ubiquitous computing
 *
 * This project is an open-source effort, initiated by Nearchos Paspallis as
 * part of his PhD work at the University of Cyprus (http://www.ucy.ac.cy).
 *
 * More information about the project is available at "http://aspectsense.org".
 */

package org.aspectsense.evaluators.conditional;

import org.aspectsense.evaluators.ConditionEvaluator;
import org.aspectsense.evaluators.EvaluationException;

/**
 * @author Nearchos Paspallis [nearchos@cs.ucy.ac.cy]
*         Date: Jan 8, 2008
*         Time: 10:16:14 AM
*/
public class ConjunctionEvaluator implements ConditionEvaluator
{
    final ConditionEvaluator lCondition;
    final ConditionEvaluator rCondition;

    public ConjunctionEvaluator(final ConditionEvaluator lCondition, final ConditionEvaluator rCondition)
    {
        this.lCondition = lCondition;
        this.rCondition = rCondition;
    }

    public boolean evaluateBoolean() throws EvaluationException
    {
        return lCondition.evaluateBoolean() && rCondition.evaluateBoolean();
    }

    public String toString()
    {
        return "(" + lCondition.toString() + ") && (" + rCondition.toString() + ")";
    }
}